leaf的复数为leaves。leaf的基本意思是“树叶”，指生长于植物的枝杈之上的植物的一部分；也可指书本的一“页”或桌子的“折面或活面”。leaves作“树叶”解时，其后可接on来表示“在树上的叶子”，而不接of。come into leaf和in leaf中的leaf都用单数形式。
简明释义
leaf读法：英 [liːf]；美 [liːf]
n.叶；叶片；叶子；有…状叶的；有…片叶的；(纸)页，张；(尤指书的)页；薄金属片；活动桌板。
v.翻…的页，匆匆翻阅。
第三人称单数：leaves
复数：leaves
现在分词：leafing
过去式：leafed
过去分词：leafed
leaf例句
1、I saw him take a leaf out of the book.
我看见他从书上撕下一页。
2、The falling leaf spiralled to the ground.
落叶盘旋著飘到了地上。
3、Not a leaf nor an insect stirred.
不单是树叶，连个虫子都不动。
4、This plant has green leaves throughout the year.
这种植物终年常青。
5、There was a layer of silver leaf outside the metal.
金属外边有一层银薄膜。
leaf双语例句
1、The Japanese maple that stands across the drive had just come into leaf.
车道对面那棵鸡爪枫刚吐新叶。
2、The insect,also known as the tomato leaf miner,devastates crops by feeding on fruits and digging into and moving through stalks.
该昆虫也叫番茄叶虫，以果实为食物，并钻入植株的茎内移动来破坏农作物。
3、When she leaves school,she wants to learn a trade.
她毕业后想学一门手艺。
4、He leaves a wife and two children.
他遗下妻子和两个孩子。
5、September had come and the leaves were starting to fall.
已到九月了，树叶开始凋落。
6、They found the body buried beneath a pile of leaves.
他们发现尸体被埋在一堆树叶下面。
7、Remove dead leaves to encourage new growth.
去掉枯叶以促进新叶生长。
8、He will be difficult to replace when he leaves.
他离开后，他的位置很难有人接替。
9、Clear away leaves and other garden debris from the pond.
把池塘里的树叶和其他庭园垃圾清除干净。
10、The illustration shows a section through a leaf.
图中所示为叶的剖面。
11、The end of the novel leaves you panting for more.
小说的结尾让人感到意犹未尽。
12、Seven from ten leaves three.
10减7得3。
13、The leaves on the plant had shrivelled up from lack of water.
因为缺水，植物的叶子已经枯萎了。
14、She will be greatly missed when she leaves.
她走了以后，人们会非常思念她的。
15、The leaves of certain trees are poisonous to cattle.
某些树的叶子会毒害牲畜。
16、The leaves will scorch if you water them in the sun.
在太阳底下浇水，叶子会枯。
17、The trees are coming into leaf.
树开始长叶子了。
18、Caterpillars eat the young leaves of this plant.
毛毛虫吃这种植物的嫩叶。
19、I'll say this much for him─he never leaves a piece of work unfinished.
我要为他说句公道话——他从不半途而废。
20、Leaves change colour in autumn.
树叶在秋天改变颜色。
